Answer: a. income level of each household
Explanation:
Household INCOME LEVEL goes far in determining how the household spends because to spend on goods and services, one needs funds.
People usually buy according to what they have or can afford and so using data on a household's income to infer what kind of goods and services they will buy or rather their spending pattern is only logical.
Such research will also show what happens when household income decreases or increases so using the income level of each household really is necessary.
Answer:B. an unexpected US follows a CS.
Explanation: Rescorla-Wagner model is a classical conditioning model which tries to establish a the relationship or association between the CONDITIONED STIMULI (CS) AND THE UNCONDITIONED STIMULI.
According to the Rescorla-Wagner model, proves that for learning to occur the subject must be surprised which means the subject must not expect it(AN UNEXPECTED US FOLLOWS A CS).
Answer: a) Misdirected love
Explanation:
According to the concept of St. Augustine, moral evil is interpreted to form from the love that is misdirected .Incorrect or wrongful desire as per will in love such as lust or other factor can lead to negative event.
Other options are incorrect because darkness power, body and its desire and misleading education are not the factors that are responsible for causing moral evil according to St. Augustine .Thus, the correct option is option(a).